21184218

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1103}}^1$

素因数の和:1219

約数の個数: 48

約数和(自身を含む): 50633856

約数和(自身を除く): 29449638

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 97, 99, 194, 198, 291, 582, 873, 1067, 1103, 1746, 2134, 2206, 3201, 3309, 6402, 6618, 9603, 9927, 12133, 19206, 19854, 24266, 36399, 72798, 106991, 109197, 213982, 218394, 320973, 641946, 962919, 1176901, 1925838, 2353802, 3530703, 7061406, 10592109, 21184218]

約数ペア:

[(1, 21184218), (2, 10592109), (3, 7061406), (6, 3530703), (9, 2353802), (11, 1925838), (18, 1176901), (22, 962919), (33, 641946), (66, 320973), (97, 218394), (99, 213982), (194, 109197), (198, 106991), (291, 72798), (582, 36399), (873, 24266), (1067, 19854), (1103, 19206), (1746, 12133), (2134, 9927), (2206, 9603), (3201, 6618), (3309, 6402)]